Leviticus 13:45-48

⁴⁵And the leper who has the disease on him is to go about with signs of grief, with his hair loose and his mouth covered, crying, Unclean, unclean.

⁴⁶While the disease is on him, he will be unclean. He is unclean: let him keep by himself, living outside the tent-circle.

⁴⁷And any clothing of wool or of linen in which is the mark of the disease;

⁴⁸If it is in the threads of the linen or of the wool, or in leather, or in anything made of skin;